40423305266160 has 320 divisors, whose sum is σ = 127257839976960. Its totient is φ = 10613744128000.

The previous prime is 40423305266119. The next prime is 40423305266243. The reversal of 40423305266160 is 6166250332404.

It is a happy number.

It is a super-2 number, since 2×40423305266160² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2594389570 + ... + 2594405150.

It is an arithmetic number, because the mean of its divisors is an integer number (397680749928).

Almost surely, 2^{40423305266160} is an apocalyptic number.

40423305266160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40423305266160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63628919988480).

40423305266160 is an abundant number, since it is smaller than the sum of its proper divisors (86834534710800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40423305266160 is a wasteful number, since it uses less digits than its factorization.

40423305266160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16368 (or 16362 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

Adding to 40423305266160 its reverse (6166250332404), we get a palindrome (46589555598564).

The spelling of 40423305266160 in words is "forty trillion, four hundred twenty-three billion, three hundred five million, two hundred sixty-six thousand, one hundred sixty".